Rancho Santa Margarita weather — 10-day forecast

Temperature, rain, wind and feels-like in Rancho Santa Margarita, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 17:00 · NOAA HRRR model

31 °C

Clear sky

Feels like 30 °C

11.7 km/hforce 2

Next 12 h

  • 1732°
  • 1830°
  • 1928°
  • 19:45Sunset
  • 2025°
  • 2123°
  • 2222°
  • 2321°
  • 0020°
  • 0119°
  • 0219°
  • 0318°15 %
  • 0418°15 %
  • 0518°15 %

32°17:00 18°05:00

Humidity
34 %
Dew point
14 °C
Gusts
13.9 km/h
Clouds
0 %
Pressure
1,012 hPa ↓

Grid point 0.7 km away · 3.0 km grid · elevation 309 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 17:00
37
Fair

Index set by Ozone

Ozone
91.2µg/m³
PM2.5
10.4µg/m³
PM10
14.2µg/m³
Nitrogen dioxide
1.9µg/m³
Sulphur dioxide
0.6µg/m³
Carbon monoxide
106.0µg/m³
Dust (AOD)
0.01

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

18° → 34°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Mainly clear

    33°

    21°

  • Sat

    Mainly clear

    34°

    18°

  • Sun

    Mainly clear

    33°

    18°

  • Mon

    Mainly clear

    32°

    21°

  • Tue

    Overcast

    27°

    20°

  • Wed

    Mainly clear0 mm

    28°

    20°

  • Thu

    Partly cloudy

    26°

    18°

  • Fri

    Mainly clear

    26°

    18°

  • Sat

    Clear sky

    31°

    19°

  • Sun

    Clear sky

    34°

    20°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV11very high
Sunrise
06:08
Daylight
13 h 37
Sunset
19:45

Radiation · 21.5 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

0.6 mperiod 17 s 214°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in Rancho Santa Margarita the mean temperature will be 28.4 °C — +4.4 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Rancho Santa Margarita climate — normals and trends